# Recommendation I.241.6 (11/1988): Teleservices supported by an ISDN: Telex

> recommendation/international standard from the International Telecommunication Union

**Wikidata**: [Q26985365](https://www.wikidata.org/wiki/Q26985365)  
**Source**: https://4ort.xyz/entity/recommendation-i-241-6-11-1988-teleservices-supported-by-an-isdn-telex